Package org.eclipse.jdt.launching

Class PropertyChangeEvent

java.lang.Object

java.util.EventObject

org.eclipse.jdt.launching.PropertyChangeEvent

All Implemented Interfaces:

Serializable

public class PropertyChangeEvent
extends EventObject

An event object describing a change to a named property.

JavaRuntime provides change notification for properties of VM installs

Clients may instantiate this class.

Since:

2.0

See Also:

• Serialized Form

Restriction:

This class is not intended to be subclassed by clients.

Field Summary

Fields inherited from class java.util.EventObject

source

Constructor Summary

Constructors

Constructor	Description
PropertyChangeEvent(Object source, String property, Object oldValue, Object newValue)	Creates a new property change event.

Method Summary

Modifier and Type	Method	Description
Object	getNewValue()	Returns the new value of the property.
Object	getOldValue()	Returns the old value of the property.
String	getProperty()	Returns the name of the property that changed.

Methods inherited from class java.util.EventObject

getSource, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details

PropertyChangeEvent

public PropertyChangeEvent(Object source,
 String property,
 Object oldValue,
 Object newValue)

Creates a new property change event.

Parameters:

source - the object whose property has changed

property - the property that has changed (must not be null)

oldValue - the old value of the property, or null if none

newValue - the new value of the property, or null if none

Method Details

getProperty

public String getProperty()

Returns the name of the property that changed.

Returns:

the name of the property that changed

getNewValue

public Object getNewValue()

Returns the new value of the property.

Returns:

the new value, or null if not known or not relevant

getOldValue

public Object getOldValue()

Returns the old value of the property.

Returns:

the old value, or null if not known or not relevant